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major_sakamoto_mio

torp cant pin BBs armor

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Beta Tester
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"Alright, I want to share that my grandfather on my mother's side, who served in the navy and is well versed in the use and functionality of torpedoes, is of the opinion that a battleship's armour can be penetrated by torpedoes only in extremely fortunate circumstances" 

Edited by major_sakamoto_mio
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[THESO]
Beta Tester, Players, In AlfaTesters
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Well I've never met Lucy so I can't say what she's like but I do like pins

Edited by domen3
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Alpha Tester
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So because your dad said something, history has to be rewritten? Maybe it was bad mood which crippled Bismarcks rudder, or just a smoking crewmember causing the sinking of Yamato, Musashi, Prince ow Wales and many, many other BBs struck by torpedoes. Yes, there have been battleships like Bismarck, where Torpedoes didn´t cause the flodding required to sink the ship, since the torpedoes failed to penetrate the torpedo bulk, but many others were eather struck too often by torpedoes, when the bulk held, or just didn´t have an inner structure to prevent internal flodding.

 

Anyway, even if torpedoes wouldn´t be capable for historical reasons to penetrate or sink a BB, this is a game. They will do it for balancing reasons, and because russian ships can do anything anyway ;)

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Players
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So because your dad said something, history has to be rewritten? Maybe it was bad mood which crippled Bismarcks rudder, or just a smoking crewmember causing the sinking of Yamato, Musashi, Prince ow Wales and many, many other BBs struck by torpedoes. Yes, there have been battleships like Bismarck, where Torpedoes didn´t cause the flodding required to sink the ship, since the torpedoes failed to penetrate the torpedo bulk, but many others were eather struck too often by torpedoes, when the bulk held, or just didn´t have an inner structure to prevent internal flodding.

 

Anyway, even if torpedoes wouldn´t be capable for historical reasons to penetrate or sink a BB, this is a game. They will do it for balancing reasons, and because russian ships can do anything anyway ;)

 

Yamato was hit around a dozen times by torpedoes, and bombarded by over 100 aircraft, so it's understandable it was sunk, but a few torpedo hits would not have been enough to sink it.

 

Prince of Wales: here is an interesting video

 

 

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Players
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ok you wanna know why my moms dad told me that torp cant pin a BBs armor and he was in the navy he know how torp work and sad that torp cant pin a BB only if it got lucy and i say really lucy

 

Allow me translate for you, my good sir.

 

"Alright, I want to share that my grandfather on my mother's side, who served in the navy and is well versed in the use and functionality of torpedoes, is of the opinion that a battleship's armour can be penetrated by torpedoes only in extremely fortunate circumstances" 

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Beta Tester
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but but aren't torpedo's not meant to penetrate the armor of a battleship but to [edited]the ship al up by the explosion and vacuum created by it?

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Beta Tester
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Allow me translate for you, my good sir.

 

"Alright, I want to share that my grandfather on my mother's side, who served in the navy and is well versed in the use and functionality of torpedoes, is of the opinion that a battleship's armour can be penetrated by torpedoes only in extremely fortunate circumstances" 

thx you sir

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Beta Tester
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but but aren't torpedo's not meant to penetrate the armor of a battleship but to [edited]the ship al up by the explosion and vacuum created by it?

 

pin a 300mm armor can only be pin ber a 305mm AP 

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Beta Tester
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"Alright, I want to share that my grandfather on my mother's side, who served in the navy and is well versed in the use and functionality of torpedoes, is of the opinion that a battleship's armour can be penetrated by torpedoes only in extremely fortunate circumstances" 

 

I take it your grandfather did not serve on either

HMS Prince of Whales

HMS Triumph

HMS Formidable

HMS Barham

HMS Goliath

HMS Majestic

HMS Royal Oak

Yamato

Musashi

Fuso

Yamashiro

Kongo

SMS Pommern

USS Utha

Suffren

or Szent Istvan

If he had he would probably not have lived to tell such nonsense.

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Beta Tester
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pin a 300mm armor can only be pin ber a 305mm AP 

 

You need to finish atleast 3rd grade to make comments about physics.

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[SCRUB]
Beta Tester
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What the hell am I reading

 

Some troll who wishes he was acheidiot/skyturd/lemoron
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[NED]
Players
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Your grandfather is correct a torpedo will only physically enter a battleship in extremely rare circumstances because that is not what they are supposed to do.

They are meant to explode outside of the ship and let the shock wave crack the hull.

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[MAJOR]
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Yamato was damaged by a torpedo of USS Skate in 1943. The twas running shallow and hit the armored belt. It caved in, and there was flooding in a magazine. 3000 tons of water entered the ship

 

The US Naval Technical Mission to Japan has great details on the damage incurred, and the reasons

http://www.fischer-tropsch.org/primary_documents/gvt_reports/USNAVY/USNTMJ%20Reports/USNTMJ-200H-0745-0786%20Report%20S-06-2.pdf

 

A single torpedo may not sink a battleship, but there will be damage. It's not going to be defeated by armor

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Beta Tester
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pin a 300mm armor can only be pin ber a 305mm AP 

 

Are you serious, or are you just ignorant?

 

Unless a battleship is already listing on the side, the torpedo sure as heck won't strike the belt armor (I think it happened to at least one American battleship at Pearl Harbor which was already listing, on which dents were found on the belt armor, signs of where torpedoes had struck after it had been already hit before), but it will strike the hull, which is not protected by conventional armor, but by defense systems that try to dissipate and contain the energy from the torpedo warhead's explosion.

Edited by Historynerd

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Are you serious, or are you just ignorant?

 

Unless a battleship is already listing on the side, the torpedo sure as heck won't strike the belt armor (I think it happened to at least one American battleship at Pearl Harbor which was already listing, on which dents were found on the belt armor, signs of where torpedoes had struck after it had been already hit before), but it will strike the hull, which is not protected by conventional armor, but by defense systems that try to dissipate and contain the energy from the torpedo warhead's explosion.

 

You are probably thinking of USS Oklahoma's more than a little damaged belt armour.

 That belt protection is pretty much cracked to hell and back a few times.USS_Oklahoma_(BB37)-_Salvage,_12-31-43,_

 

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Beta Tester
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You are probably thinking of USS Oklahoma's more than a little damaged belt armour.

 That belt protection is pretty much cracked to hell and back a few times.USS_Oklahoma_(BB37)-_Salvage,_12-31-43,_

 

 

These images were taken after the ship had capsized, had stayed in the mud for months, then it had been righted and refloated (which I think involved a good deal of scraping the seafloor and the likes).

Isn't there a good chance that some plates fell over because of any of these causes?

 

I found this:

 five plates were missing between frames 52 1/2 and 65. The condition of these missing plates is unknown as they have not been salvaged. Only one of the remaining plates was damaged. There were two diagonal cracks across the face of the damaged plate. The lower crack was barely visible on the outboard surface, while the upper crack opened about 3 1/4 inches at the outboard surface as the plating below this crack bent further inboard in unity with the adjoining forward plate. This wide split in the damaged plate extended from 4 feet 5 inches above the lower edge at frame 70 to 27 inches below the upper edge at frame 67 1/2. The armor belt and shell below the second deck dropped away from the shell above the second deck, leaving a wide opening in the hull along the second deck, from the main torpedo damage to the aft damage at frames 85-95. The keyed armor butt at frame 47 1/2 opened as the two plates aft swung inboard."

 

It talks of cracked plates, and before I read that the shallow depth might have caused resonance waves that enhanced the forces of the explosion.

 

It looks like that the West Virginia too took some torpedoes in the belt; I found these images:

 wv_torp_damage2.jpg

 

wv_torp_damage3.jpg

 

The belt looks warped, but not pierced.

Edited by Historynerd

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These images were taken after the ship had capsized, had stayed in the mud for months, then it had been righted and refloated (which I think involved a good deal of scraping the seafloor and the likes).

Isn't there a good chance that some plates fell over because of any of these causes?

 

I found this:

 

It talks of cracked plates, and before I read that the shallow depth might have caused resonance waves that enhanced the forces of the explosion.

 

It looks like that the West Virginia too took some torpedoes in the belt; I found these images:

 wv_torp_damage2.jpg

 

wv_torp_damage3.jpg

 

The belt looks warped, but not pierced.

 

The belt would probably never really be pierced as such, but cracking it or ruining the interlocking of the plates would cause some serious flooding issues due to the fact that the belt would be behind any torpedo protection system. As noted when Yamato was hit on the belt. It wasn't pierced at all, but the connection at the lower end of the belt was compromised.

 

But yes, Oklahoma rolling over and settling on the bottom would naturally put some stresses, but considering that the majority of her hull wasn't compromised, she should have 'soaked' those stresses mainly on the torpedo defenses that weren't hit (which is also clearly visible in the picture with that being the crumbled plating below). That it was only in the torpedo affected areas the plates were lost or cracked says a fair deal about the damages they suffered in the attack.

Edited by Unintentional_submarine

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Beta Tester
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Maybe I just don't get it, but given that a torpedo seldom ran just below the surface, hitting the belt of a battleship (even its lower edge) must have been possible only if there were some serious listing going on. In that case, "serious flooding" would be already underway, given that the first thing one does if the ship begins to list is to counterbalance it on the other side.

 

But this might be the reason why Friedman mentioned (in his U.S. Battleships: An illustrated design history) why it was decided early on that conventional armor was just not the right answer to torpedoes, and in some cases might have been even more dangerous than helpful (again, if I'm not mixing things up).

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[BABBY]
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pin a 300mm armor can only be pin ber a 305mm AP 

 

There is a general correlation between calibre and penetration ability at combat ranges that looks like an approximate 1:1.1 progression, but this is highly variable with the gun, shell, armour type, and actual engagement range.

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